This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A022651 #9 Sep 08 2022 08:44:46
%S A022651 1,23,299,2898,23184,161253,1006250,5751679,30558053,152543797,
%T A022651 721432513,3253563394,14065808815,58544010641,235435351628,
%U A022651 917591584210,3474891526923,12815003028813,46113476682975
%N A022651 Expansion of Product_{m>=1} (1+m*q^m)^23.
%H A022651 G. C. Greubel, <a href="/A022651/b022651.txt">Table of n, a(n) for n = 0..1000</a>
%t A022651 With[{nmax=50}, CoefficientList[Series[Product[(1+m*q^m)^23,{m,1,nmax}],{q,0,nmax}],q]] (* _G. C. Greubel_, Jul 18 2018 *)
%o A022651 (PARI) m=50; q='q+O('q^m); Vec(prod(n=1,m,(1+n*q^n)^23)) \\ _G. C. Greubel_, Jul 18 2018
%o A022651 (Magma) Coefficients(&*[(1+m*x^m)^23:m in [1..40]])[1..50] where x is PolynomialRing(Integers()).1; // _G. C. Greubel_, Jul 18 2018
%K A022651 nonn
%O A022651 0,2
%A A022651 _N. J. A. Sloane_